Flood Risk in Little Billabong, NSW: 2026 Assessment

Little Billabong, New South Wales· UNKNOWN
Little Billabong faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. Local creeks and waterways can overflow, impacting low-lying areas.Updated 8 May 2026

Flood Risk Score

4.0/10

Little Billabong faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. Local creeks and waterways can overflow, impacting low-lying areas.

Key Facts

Flood Risk
Little Billabong faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. Local creeks and waterways can overflow, impacting low-lying areas.
Trend
increasing
Suburb
Little Billabong, NSW
Overall Risk
Medium
Postcode
2644
Highest high-risk exposure
22.4% of land (bushfire)

Flood Risk Analysis

Little Billabong, located in New South Wales, has a notable flood risk profile based on available data including proximity to waterways, elevation, and historical flood events. The Bureau of Meteorology (BOM) maintains river height and flood warning data for catchments across New South Wales.

Historical flood data indicates localised flooding during periods of intense rainfall. Residents should monitor weather forecasts and be prepared to evacuate if necessary.

Little Billabong faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. Local creeks and waterways can overflow, impacting low-lying areas.

For a comprehensive property-specific flood assessment including address-level elevation data, flood overlay mapping, and insurance cost estimates, use the ClimateNest full analysis tool. General suburb data cannot replace a site-specific evaluation.

Little Billabong sits within ClimateNest's suburb-level hazard model for flood risk. 7.9% of the suburb's land area is mapped in high-risk flood zones and 66% in moderate-risk zones, based on the national hazard overlay. Exposure at this scale varies street by street, which is why an address-level check matters before you buy or insure a specific property in Little Billabong.

Little Billabong (postcode 2644) is tracked in ClimateNest's suburb hazard model, which maps the share of the suburb's land exposed to each hazard at high and moderate levels. The suburb's highest high-risk exposures are bushfire (22.4% of land in high-risk zones), surface flood (12% of land in high-risk zones), riverine flood (7.9% of land in high-risk zones). Exposure is not uniform across Little Billabong — individual properties can sit well above or below these averages, so an address-level check is recommended before buying, selling or insuring.

Local Hazard Evidence

Nearest WaterwayBillabong Creek
Elevation Range200-220m
Flood Zone ClassificationLow to moderate risk areas identified near Billabong Creek.

Historical Events

2017
Moderate

Heavy rainfall caused flooding in low-lying areas of Little Billabong, affecting several homes and businesses.

Adaptation & Mitigation Actions

Develop a Bushfire Survival Plan

Immediate

Create a detailed plan for evacuating your property in the event of a bushfire, including designated escape routes and emergency contacts.

Est. cost: Low

Improve Home Cooling

Near-term

Install air conditioning or fans to help keep your home cool during heatwaves. Consider energy-efficient options to reduce electricity consumption.

Est. cost: Medium

Upgrade Drainage Infrastructure

Long-term

Invest in improved drainage systems to reduce the risk of flooding during heavy rainfall events. This may include upgrading culverts and drainage channels.

Est. cost: High

Plant Native Trees

Near-term

Planting native trees can provide shade and help to reduce the urban heat island effect. Choose drought-tolerant species that are well-suited to the local climate.

Est. cost: Low

Install Rainwater Tanks

Near-term

Install rainwater tanks to capture and store rainwater for use in gardens and toilets. This can help to reduce demand on mains water supplies during droughts.

Est. cost: Medium

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 8 May 2026

Explore Little Billabong Risk Reports

Frequently Asked Questions

Is Little Billabong at risk of flooding?

Based on available data, Little Billabong has a notable flood risk profile. Flood risk varies by address — check your specific property for precise flood zone mapping and elevation data with ClimateNest.

What flood insurance costs can I expect in Little Billabong?

Insurance costs for flood cover in Little Billabong depend on the property's flood zone classification, elevation, and proximity to waterways. ClimateNest provides address-level insurance cost estimates based on your property's specific hazard exposure.

Does flood risk affect property values in Little Billabong?

Yes, flood risk can affect property values in Little Billabong. Properties in mapped flood zones may experience lower buyer demand, reduced valuations, and higher insurance costs. Lenders increasingly assess flood exposure as part of mortgage risk evaluation.

How does elevation affect flood risk in Little Billabong?

Elevation is a critical factor in flood risk. Properties at higher elevations within Little Billabong typically have lower flood exposure than those near waterways or in low-lying areas. Address-level elevation data combined with BOM flood mapping provides the most accurate picture.

What share of Little Billabong is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 22.4% of Little Billabong in high-risk zones for bushfire, with a further 52.6% in moderate-risk zones. Suburb-level exposure is not uniform — individual properties can differ from these averages, so an address-level check is recommended.

Is Little Billabong Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Little Billabong, New South Wales, covering flood, bushfire, sea level rise and more.

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What A$69 could save you from

$7.2B
2022 insured disaster losses*
$300B+
climate risk to property by 2050*
30-120%
insurance premium increases in high-risk areas*

*Industry sources: ICA, APRA, RBA

Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections